IT1167067B - Perfezionamento nei filtri d'aria - Google Patents

Perfezionamento nei filtri d'aria

Info

Publication number
IT1167067B
IT1167067B IT47663/83A IT4766383A IT1167067B IT 1167067 B IT1167067 B IT 1167067B IT 47663/83 A IT47663/83 A IT 47663/83A IT 4766383 A IT4766383 A IT 4766383A IT 1167067 B IT1167067 B IT 1167067B
Authority
IT
Italy
Prior art keywords
improvement
air filters
filters
air
Prior art date
Application number
IT47663/83A
Other languages
English (en)
Other versions
IT8347663A0 (it
Inventor
Robert Steuart Gladstone
Original Assignee
Coopers Filters Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Coopers Filters Ltd filed Critical Coopers Filters Ltd
Publication of IT8347663A0 publication Critical patent/IT8347663A0/it
Application granted granted Critical
Publication of IT1167067B publication Critical patent/IT1167067B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/14—Check valves with flexible valve members
    • F16K15/144—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery
    • F16K15/147—Check valves with flexible valve members the closure elements being fixed along all or a part of their periphery the closure elements having specially formed slits or being of an elongated easily collapsible form
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7879—Resilient material valve
    • Y10T137/788—Having expansible port
    • Y10T137/7882—Having exit lip

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Check Valves (AREA)
  • Self-Closing Valves And Venting Or Aerating Valves (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
IT47663/83A 1982-02-13 1983-02-03 Perfezionamento nei filtri d'aria IT1167067B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08204267A GB2114711A (en) 1982-02-13 1982-02-13 Gravity dump valve

Publications (2)

Publication Number Publication Date
IT8347663A0 IT8347663A0 (it) 1983-02-03
IT1167067B true IT1167067B (it) 1987-05-06

Family

ID=10528316

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47663/83A IT1167067B (it) 1982-02-13 1983-02-03 Perfezionamento nei filtri d'aria

Country Status (10)

Country Link
US (1) US4494575A (it)
JP (1) JPS58149476A (it)
AU (1) AU549462B2 (it)
DE (1) DE3302367C2 (it)
ES (1) ES279775Y (it)
FR (1) FR2521680B1 (it)
GB (1) GB2114711A (it)
IT (1) IT1167067B (it)
SE (2) SE8300515L (it)
ZA (1) ZA83476B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594739A (en) * 1984-05-21 1986-06-17 Watts Brian R Protective drain
US4735640A (en) * 1987-06-08 1988-04-05 General Motors Corporation Air cleaner liquid drain and filter assembly
DE8805050U1 (de) * 1988-04-16 1988-06-16 Ing. Walter Hengst GmbH & Co KG, 4400 Münster Zyklon-Vorabscheider
US4993452A (en) * 1989-12-22 1991-02-19 Cummins Engine Company, Inc. Low pressure check valve
SE470160B (sv) * 1992-04-27 1993-11-22 Tetra Laval Holdings & Finance Munstycke med transversell förstyvningsribba, för fyllrör i en förpackningsmaskin
US6092611A (en) * 1997-05-28 2000-07-25 Dresser Industries, Inc. Encapsulated elastomeric relief valve
US6367505B1 (en) * 2000-03-22 2002-04-09 Red Valve Co., Inc. Check valve with oversized bill
US20130032746A1 (en) 2011-01-31 2013-02-07 Kevin Dean Huber Gasket structure for floor drain valves
US9010363B2 (en) 2013-06-24 2015-04-21 The Rectorseal Corporation Drain valve
US9416986B2 (en) 2013-06-24 2016-08-16 The Rectorseal Corporation Valve for roof vent
US20150308582A1 (en) * 2014-04-23 2015-10-29 W. L. Gore & Associates, Inc. Venting Systems and Methods

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2328382A (en) * 1941-10-08 1943-08-31 Jesse D Langdon Flexible check valve and vacuum breaker
US2371449A (en) * 1942-12-12 1945-03-13 Jesse D Langdon Valve
US2598002A (en) * 1946-08-20 1952-05-27 Jesse D Langdon Check valve construction
US2642259A (en) * 1947-10-25 1953-06-16 Manitowoc Shipbuilding Company Valve
GB971851A (en) * 1962-04-19 1964-10-07 Bacho Ab Dust discharge valve
DE1507805A1 (de) * 1965-01-14 1970-04-02 Goulding Fertilisers Ltd Zyklonenscheider
GB1189399A (en) * 1967-08-05 1970-04-22 Amis Non-Return Valve
GB1238884A (it) * 1968-09-23 1971-07-14
GB1238885A (it) * 1968-09-23 1971-07-14
US3586040A (en) * 1969-11-06 1971-06-22 Machinery Co Const Valve means
US3595266A (en) * 1970-01-27 1971-07-27 American Precision Ind Vacuum unloading valve for dust collectors
US3901272A (en) * 1974-01-04 1975-08-26 Ford Motor Co Unidirectional flow control valve
US3898701A (en) * 1974-01-17 1975-08-12 Russa Joseph Implantable heart valve

Also Published As

Publication number Publication date
JPH0235180B2 (it) 1990-08-08
ZA83476B (en) 1983-10-26
FR2521680A1 (fr) 1983-08-19
ES279775Y (es) 1985-06-01
GB2114711A (en) 1983-08-24
ES279775U (es) 1984-11-16
SE453727B (sv) 1988-02-29
US4494575A (en) 1985-01-22
DE3302367A1 (de) 1983-08-25
JPS58149476A (ja) 1983-09-05
AU549462B2 (en) 1986-01-30
AU1070183A (en) 1983-08-18
DE3302367C2 (de) 1994-02-17
FR2521680B1 (fr) 1986-07-04
SE8300515L (sv) 1983-08-14
SE8300515D0 (sv) 1983-02-01
IT8347663A0 (it) 1983-02-03

Similar Documents

Publication Publication Date Title
IT8347888A0 (it) Perfezionamento nei dispositivi endoscopici
IT1197424B (it) Perfezionamento nei compressori d'aria
IT1167067B (it) Perfezionamento nei filtri d'aria
IT8447955A1 (it) Contenitore ermetico all'aria.
IT1150793B (it) Condizionatore d'aria
IT8453081V0 (it) Filtro aria
BR8305860A (pt) Filtro de diluicao de ar regulavel
IT1170573B (it) Perfezionamento nei risuonatori piezoelettrici
BR8402282A (pt) Conjunto de filtracao de ar
IT1164584B (it) Perfezionamento nei licci
IT8547626A0 (it) Perfezionamento nei missili
IT1147596B (it) Perfezionamento nei carburatori
GB8329287D0 (en) Air filter
IT8468186A1 (it) Perfezionamenti nei limitatori di portata d'aria compressa.
IT1219027B (it) Perfezionamenti nei compressori d'aria
IT1170742B (it) Perfezionamento nei giunti omocinetici
GB8306186D0 (en) Air filters
IT1135020B (it) Depuratore d'aria
IT1174645B (it) Campionatori d'aria
IT1159556B (it) Perfezionamenti nei motocompressori d'aria rotativi montati su carrello
IT8349204A0 (it) Perfezionamento nei missili guidati
KR890700387A (ko) 공기 정화 장치
KR880007640U (ko) 공기 정화 장치
IT8200532V0 (it) Contenitore per filtri rigeneratori d'aria
IT1154473B (it) Filtro aria per autoveicoli

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19930205